Home / 4,876.62-7,319.25-2,538.29

Finding the Fourth Proportional to 4,876.62, 7,319.25 and 2,538.29

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Solution

The fourth proportional to 4,876.62, 7,319.25 and 2,538.29 is: 3,809.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,876.62 : 7,319.25 = 2,538.29 : x
  2. Step 2: Convert to fraction form
    4,876.62/7,319.25 = 2,538.29/x
  3. Step 3: Cross multiply
    4,876.62x = 7,319.25 × 2,538.29
  4. Step 4: Simplify right side
    4,876.62x = 18,578,342.49
  5. Step 5: Solve for x
    x = 18,578,342.49/4,876.62
  6. Step 6: Final answer
    x = 3,809.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.